Home / 124,745,337.90-187,130,840.90-47,087,654.27

Finding the Fourth Proportional to 124,745,337.90, 187,130,840.90 and 47,087,654.27

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Solution

The fourth proportional to 124,745,337.90, 187,130,840.90 and 47,087,654.27 is: 70,636,325.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,745,337.90 : 187,130,840.90 = 47,087,654.27 : x
  2. Step 2: Convert to fraction form
    124,745,337.90/187,130,840.90 = 47,087,654.27/x
  3. Step 3: Cross multiply
    124,745,337.90x = 187,130,840.90 × 47,087,654.27
  4. Step 4: Simplify right side
    124,745,337.90x = 8,811,552,338,382,484
  5. Step 5: Solve for x
    x = 8,811,552,338,382,484/124,745,337.90
  6. Step 6: Final answer
    x = 70,636,325.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.